19984618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1433}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 31662720

約数和(自身を除く): 11678102

約数列:

[1, 2, 19, 38, 367, 734, 1433, 2866, 6973, 13946, 27227, 54454, 525911, 1051822, 9992309, 19984618]

約数ペア:

[(1, 19984618), (2, 9992309), (19, 1051822), (38, 525911), (367, 54454), (734, 27227), (1433, 13946), (2866, 6973)]